public function OpenlayersSourceFormBase::buildForm in Openlayers 8.4

Overrides Drupal\Core\Entity\EntityFormController::form().

Builds the entity add/edit form.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: An associative array containing the current state of the form.

Return value

array An associative array containing the openlayers_source add/edit form.

Overrides EntityForm::buildForm

File

src/Form/OpenlayersSourceFormBase.php, line 78

Class

OpenlayersSourceFormBase

Class OpenlayersSourceFormBase.

Namespace

Drupal\openlayers\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {

  // Get anything we need from the base class.
  $form = parent::buildForm($form, $form_state);

  // Drupal provides the entity to us as a class variable. If this is an
  // existing entity, it will be populated with existing values as class
  // variables. If this is a new entity, it will be a new object with the
  // class of our entity. Drupal knows which class to call from the
  // annotation on our Source class.
  $openlayers_source = $this->entity;

  // Build the form.
  $form['label'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Label'),
    '#maxlength' => 255,
    '#default_value' => $openlayers_source
      ->label(),
    '#required' => TRUE,
  ];
  $form['id'] = [
    '#type' => 'machine_name',
    '#title' => $this
      ->t('Machine name'),
    '#default_value' => $openlayers_source
      ->id(),
    '#machine_name' => [
      'exists' => [
        $this,
        'exists',
      ],
      'replace_pattern' => '([^a-z0-9_]+)|(^custom$)',
      'error' => 'The machine-readable name must be unique, and can only contain lowercase letters, numbers, and underscores. Additionally, it can not be the reserved word "custom".',
    ],
    '#disabled' => !$openlayers_source
      ->isNew(),
  ];
  $options = [
    'osm' => 'OSM',
    'xyz' => 'XYZ',
    'stamen' => 'Stamen',
  ];
  $zoom_options = [
    '1' => '1',
    '2' => '2',
    '3' => '3',
    '4' => '4',
    '5' => '5',
    '6' => '6',
    '7' => '7',
    '8' => '8',
    '9' => '9',
    '10' => '10',
    '11' => '11',
    '12' => '12',
    '13' => '13',
    '14' => '14',
    '15' => '15',
    '16' => '16',
    '17' => '17',
    '18' => '18',
    '19' => '19',
    '20' => '20',
  ];
  $opaque_options = [
    'true' => 'True',
    'false' => 'False',
  ];
  $projection_options = [
    'aaaa' => 'Aaaaaa',
    'bbbb' => 'Bbbbbb',
  ];
  $form['source_type'] = [
    '#title' => t('Source Type'),
    '#type' => 'select',
    '#description' => t(''),
    '#options' => $options,
    '#default_value' => $openlayers_source->source_type,
  ];
  $form['url'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('URL'),
    '#maxlength' => 255,
    '#default_value' => $openlayers_source->url,
  ];
  $form['max_zoom'] = [
    '#title' => t('Maximum Zoom'),
    '#type' => 'select',
    '#description' => t(''),
    '#options' => $zoom_options,
    '#default_value' => $openlayers_source->max_zoom,
  ];
  $form['min_zoom'] = [
    '#title' => t('Minimum Zoom'),
    '#type' => 'select',
    '#description' => t(''),
    '#options' => $zoom_options,
    '#default_value' => $openlayers_source->min_zoom,
  ];
  $form['attributions'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Attributions'),
    '#maxlength' => 255,
    '#default_value' => $openlayers_source->attributions,
  ];
  $form['opaque'] = [
    '#title' => t('Opaque'),
    '#type' => 'select',
    '#description' => t(''),
    '#options' => $opaque_options,
    '#default_value' => $openlayers_source->opaque,
  ];
  $form['projection'] = [
    '#title' => t('Projection'),
    '#type' => 'select',
    '#description' => t(''),
    '#options' => $projection_options,
    '#default_value' => $openlayers_source->projection,
  ];

  // Return the form.
  return $form;
}